Design and implementation of epidemiological survey on dementia in community residents in Tongliao City
10.3969/j.issn.1000-6729.2024.09.003
- VernacularTitle:通辽市社区居民老年期痴呆流行病学调查的设计和实施
- Author:
Yuanyuan LI
1
;
Linfeng ZHANG
;
Guangming XU
;
Xiaoyi TIAN
;
Hongjun SUN
;
Tingting ZHANG
;
Hongmei YU
;
Peilin XU
;
Wujisiguleng
;
Jiana MUHAI
;
Ying CUI
;
Junjie HUANG
;
Muren
;
Guifang LEI
;
Yueqin HUANG
;
Zhaorui LIU
Author Information
1. 北京大学第六医院,北京大学精神卫生研究所,国家卫生健康委员会精神卫生学重点实验室(北京大学),国家精神心理疾病临床医学研究中心(北京大学第六医院),北京 100083
- Keywords:
dementia;
descriptive epidemiology;
10/66 Dementia Research Group;
sampling;
weighting
- From:
Chinese Mental Health Journal
2024;38(9):752-758
- CountryChina
- Language:Chinese
-
Abstract:
Objective:To describe the detail sampling design,weighting,instruments,filed procedures and quality control methods of the epidemiological survey on dementia among community residents in Tongliao City.Methods:A three-stage disproportionate probability sampling design was used to investigate the inhabitants aged 65 years and over in Tongliao City,Inner Mongolia Autonomous Region.The 10/66 Dementia Research Group(10/66 DRG)assessment instruments were used to diagnose dementia,using computer-assisted personal interview mode in the selected older people.Comprehensive quality control methods were implemented throughout the field-work.Results:A total of 166 villages or communities were sampled from nine counties or districts in Tongliao Cit-y.Totally 4 345 older people were interviewed with 96.2％response rate.By calculating sampling design weights,non-response adjustment weights and post-stratification adjustment weights,these weights were multiplied and per-formed trimming adjustment and standardization adjustment to generate final weights.The 171 interviewers were well-trained and qualified to carry out filed interview.Quality control methods included computer data check,audio record check,and telephone check in order to ensure the quality of the survey.Conclusion:This survey is imple-mented using a rigorous sampling design and timely quality control methods,and uses the 10/66 DRG assessment instruments with satisfactory international validity and reliability as survey instruments,which has international cross-cultural comparability.It provides a valid and feasible methodology of epidemiological survey on dementia for further studies in different regions in China.
